Python errors.DistutilsFileError方法代码示例

# 需要导入模块: from distutils import errors [as 别名]
# 或者: from distutils.errors import DistutilsFileError [as 别名]
def newer(source, target):
    """Tells if the target is newer than the source.

    Return true if 'source' exists and is more recently modified than
    'target', or if 'source' exists and 'target' doesn't.

    Return false if both exist and 'target' is the same age or younger
    than 'source'. Raise DistutilsFileError if 'source' does not exist.

    Note that this test is not very accurate: files created in the same second
    will have the same "age".
    """
    if not os.path.exists(source):
        raise DistutilsFileError("file '%s' does not exist" %
                                 os.path.abspath(source))
    if not os.path.exists(target):
        return True

    return os.stat(source).st_mtime > os.stat(target).st_mtime 

# 需要导入模块: from distutils import errors [as 别名]
# 或者: from distutils.errors import DistutilsFileError [as 别名]
def _copy_file_contents(src, dst, buffer_size=16*1024):
    """Copy the file 'src' to 'dst'.

    Both must be filenames. Any error opening either file, reading from
    'src', or writing to 'dst', raises DistutilsFileError.  Data is
    read/written in chunks of 'buffer_size' bytes (default 16k).  No attempt
    is made to handle anything apart from regular files.
    """
    # Stolen from shutil module in the standard library, but with
    # custom error-handling added.
    fsrc = None
    fdst = None
    try:
        try:
            fsrc = open(src, 'rb')
        except os.error, (errno, errstr):
            raise DistutilsFileError("could not open '%s': %s" % (src, errstr))

        if os.path.exists(dst):
            try:
                os.unlink(dst)
            except os.error, (errno, errstr):
                raise DistutilsFileError(
                      "could not delete '%s': %s" % (dst, errstr)) 

# 需要导入模块: from distutils import errors [as 别名]
# 或者: from distutils.errors import DistutilsFileError [as 别名]
def newer(source, target):
    """Tells if the target is newer than the source.

    Return true if 'source' exists and is more recently modified than
    'target', or if 'source' exists and 'target' doesn't.

    Return false if both exist and 'target' is the same age or younger
    than 'source'. Raise DistutilsFileError if 'source' does not exist.

    Note that this test is not very accurate: files created in the same second
    will have the same "age".
    """
    if not os.path.exists(source):
        raise DistutilsFileError("file '%s' does not exist" %
                                 os.path.abspath(source))
    if not os.path.exists(target):
        return True

    return os.stat(source)[ST_MTIME] > os.stat(target)[ST_MTIME] 

# 需要导入模块: from distutils import errors [as 别名]
# 或者: from distutils.errors import DistutilsFileError [as 别名]
def test_newer(self):

        tmpdir = self.mkdtemp()
        new_file = os.path.join(tmpdir, 'new')
        old_file = os.path.abspath(__file__)

        # Raise DistutilsFileError if 'new_file' does not exist.
        self.assertRaises(DistutilsFileError, newer, new_file, old_file)

        # Return true if 'new_file' exists and is more recently modified than
        # 'old_file', or if 'new_file' exists and 'old_file' doesn't.
        self.write_file(new_file)
        self.assertTrue(newer(new_file, 'I_dont_exist'))
        self.assertTrue(newer(new_file, old_file))

        # Return false if both exist and 'old_file' is the same age or younger
        # than 'new_file'.
        self.assertFalse(newer(old_file, new_file)) 

# 需要导入模块: from distutils import errors [as 别名]
# 或者: from distutils.errors import DistutilsFileError [as 别名]
def newer (source, target):
    """Return true if 'source' exists and is more recently modified than
    'target', or if 'source' exists and 'target' doesn't.  Return false if
    both exist and 'target' is the same age or younger than 'source'.
    Raise DistutilsFileError if 'source' does not exist.
    """
    if not os.path.exists(source):
        raise DistutilsFileError("file '%s' does not exist" %
                                 os.path.abspath(source))
    if not os.path.exists(target):
        return 1

    from stat import ST_MTIME
    mtime1 = os.stat(source)[ST_MTIME]
    mtime2 = os.stat(target)[ST_MTIME]

    return mtime1 > mtime2

# newer () 

# 需要导入模块: from distutils import errors [as 别名]
# 或者: from distutils.errors import DistutilsFileError [as 别名]
def test_empty_package_dir(self):
        # See bugs #1668596/#1720897
        sources = self.mkdtemp()
        open(os.path.join(sources, "__init__.py"), "w").close()

        testdir = os.path.join(sources, "doc")
        os.mkdir(testdir)
        open(os.path.join(testdir, "testfile"), "w").close()

        os.chdir(sources)
        dist = Distribution({"packages": ["pkg"],
                             "package_dir": {"pkg": ""},
                             "package_data": {"pkg": ["doc/*"]}})
        # script_name need not exist, it just need to be initialized
        dist.script_name = os.path.join(sources, "setup.py")
        dist.script_args = ["build"]
        dist.parse_command_line()

        try:
            dist.run_commands()
        except DistutilsFileError:
            self.fail("failed package_data test when package_dir is ''") 

# 需要导入模块: from distutils import errors [as 别名]
# 或者: from distutils.errors import DistutilsFileError [as 别名]
def copy_certs(self):
        cert_path = "/etc/pki/ca-trust"
        pki_dir = self.buildroot.make_chroot_path(cert_path)
        try:
            copy_tree(cert_path, pki_dir)
        except DistutilsFileError:
            warning = "Couldn't copy certs from host, %s doesn't exist or is not readable"
            self.buildroot.root_log.debug(warning, cert_path)

        bundle_path = self.config['ssl_ca_bundle_path']
        if bundle_path:
            self.buildroot.root_log.debug('copying CA bundle into chroot')
            host_bundle = os.path.realpath('/etc/pki/tls/certs/ca-bundle.crt')
            chroot_bundle_path = self.buildroot.make_chroot_path(bundle_path)
            chroot_bundle_dir = os.path.dirname(chroot_bundle_path)
            try:
                os.makedirs(chroot_bundle_dir)
            except FileExistsError:
                pass  # for repeated attempts

            try:
                shutil.copy(host_bundle, chroot_bundle_path)
            except FileNotFoundError:
                # when mock is not run on Fedora or EL
                self.buildroot.root_log.debug("ca bundle not found on host") 

# 需要导入模块: from distutils import errors [as 别名]
# 或者: from distutils.errors import DistutilsFileError [as 别名]
def copy_tree(src, dst, preserve_mode=1, preserve_times=1,
              preserve_symlinks=0, update=0, verbose=1, dry_run=0):
    """Copy an entire directory tree 'src' to a new location 'dst'.

    Both 'src' and 'dst' must be directory names.  If 'src' is not a
    directory, raise DistutilsFileError.  If 'dst' does not exist, it is
    created with 'mkpath()'.  The end result of the copy is that every
    file in 'src' is copied to 'dst', and directories under 'src' are
    recursively copied to 'dst'.  Return the list of files that were
    copied or might have been copied, using their output name.  The
    return value is unaffected by 'update' or 'dry_run': it is simply
    the list of all files under 'src', with the names changed to be
    under 'dst'.

    'preserve_mode' and 'preserve_times' are the same as for
    'copy_file'; note that they only apply to regular files, not to
    directories.  If 'preserve_symlinks' is true, symlinks will be
    copied as symlinks (on platforms that support them!); otherwise
    (the default), the destination of the symlink will be copied.
    'update' and 'verbose' are the same as for 'copy_file'.
    """
    from distutils.file_util import copy_file

    if not dry_run and not os.path.isdir(src):
        raise DistutilsFileError, \
              "cannot copy tree '%s': not a directory" % src
    try:
        names = os.listdir(src)
    except os.error, (errno, errstr):
        if dry_run:
            names = []
        else:
            raise DistutilsFileError, \
                  "error listing files in '%s': %s" % (src, errstr) 

# 需要导入模块: from distutils import errors [as 别名]
# 或者: from distutils.errors import DistutilsFileError [as 别名]
def check_package(self, package, package_dir):
        # Empty dir name means current directory, which we can probably
        # assume exists.  Also, os.path.exists and isdir don't know about
        # my "empty string means current dir" convention, so we have to
        # circumvent them.
        if package_dir != "":
            if not os.path.exists(package_dir):
                raise DistutilsFileError(
                      "package directory '%s' does not exist" % package_dir)
            if not os.path.isdir(package_dir):
                raise DistutilsFileError(
                       "supposed package directory '%s' exists, "
                       "but is not a directory" % package_dir)

        # Require __init__.py for all but the "root package"
        if package:
            init_py = os.path.join(package_dir, "__init__.py")
            if os.path.isfile(init_py):
                return init_py
            else:
                log.warn(("package init file '%s' not found " +
                          "(or not a regular file)"), init_py)

        # Either not in a package at all (__init__.py not expected), or
        # __init__.py doesn't exist -- so don't return the filename.
        return None 

# 需要导入模块: from distutils import errors [as 别名]
# 或者: from distutils.errors import DistutilsFileError [as 别名]
def test_empty_package_dir(self):
        # See SF 1668596/1720897.
        cwd = os.getcwd()

        # create the distribution files.
        sources = self.mkdtemp()
        open(os.path.join(sources, "__init__.py"), "w").close()

        testdir = os.path.join(sources, "doc")
        os.mkdir(testdir)
        open(os.path.join(testdir, "testfile"), "w").close()

        os.chdir(sources)
        old_stdout = sys.stdout
        sys.stdout = StringIO.StringIO()

        try:
            dist = Distribution({"packages": ["pkg"],
                                 "package_dir": {"pkg": ""},
                                 "package_data": {"pkg": ["doc/*"]}})
            # script_name need not exist, it just need to be initialized
            dist.script_name = os.path.join(sources, "setup.py")
            dist.script_args = ["build"]
            dist.parse_command_line()

            try:
                dist.run_commands()
            except DistutilsFileError:
                self.fail("failed package_data test when package_dir is ''")
        finally:
            # Restore state.
            os.chdir(cwd)
            sys.stdout = old_stdout 

# 需要导入模块: from distutils import errors [as 别名]
# 或者: from distutils.errors import DistutilsFileError [as 别名]
def test_dir_in_package_data(self):
        """
        A directory in package_data should not be added to the filelist.
        """
        # See bug 19286
        sources = self.mkdtemp()
        pkg_dir = os.path.join(sources, "pkg")

        os.mkdir(pkg_dir)
        open(os.path.join(pkg_dir, "__init__.py"), "w").close()

        docdir = os.path.join(pkg_dir, "doc")
        os.mkdir(docdir)
        open(os.path.join(docdir, "testfile"), "w").close()

        # create the directory that could be incorrectly detected as a file
        os.mkdir(os.path.join(docdir, 'otherdir'))

        os.chdir(sources)
        dist = Distribution({"packages": ["pkg"],
                             "package_data": {"pkg": ["doc/*"]}})
        # script_name need not exist, it just need to be initialized
        dist.script_name = os.path.join(sources, "setup.py")
        dist.script_args = ["build"]
        dist.parse_command_line()

        try:
            dist.run_commands()
        except DistutilsFileError:
            self.fail("failed package_data when data dir includes a dir")